CEC
Backplane
Removal
1.
Turn
off
power
as
described
in
“Powering
Off
the
System”
on
page
427.
2.
Place
the
CEC
drawer
in
the
rear
service
position
as
described
in
“Rear
Service
Position”
on
page
465.
3.
Disconnect
and
label
all
cables
from
the
rear
of
the
assembly.
4.
Remove
the
two
thumbscrews
and
remove
the
back
cover.
Back
Cover
5.
Remove
the
memory
riser
cards.
See
“Memory
Riser
Cards
and
Memory
DIMMs”
on
page
439.
6.
Remove
the
processor
card.
See
“Processor
Card”
on
page
441.
7.
Remove
the
screws
from
the
card
cage
assembly
and
remove
the
assembly.
Card
Cage
Assembly
Chapter
9.
Removal
and
Replacement
Procedures
443
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